package com.readingtree.library.domain.repository;

import com.readingtree.library.domain.LibraryUser;
import org.springframework.data.repository.CrudRepository;

/**
 * Created by Administrator on 2017/4/13.
 */
public interface LibraryUserRepository  extends CrudRepository<LibraryUser, Long> {

    LibraryUser findFirstByUsername(String username);
}
